The harmful effects of soil pollution may come from direct contact with polluted soil or from contact with other resources, such as water or food which has been grown on or come in direct contact with the polluted soil.
Carpal tunnel syndrome. Carpal tunnel syndrome can cause your hands to fall asleep at night and make you wake up with numb hands. Carpal tunnel syndrome is caused when pressure on the median nerve in your wrist which results in numbness, tingling, and weakness in your hand.
wikiHow to Get Rid of an Asleep Foot. Reduced blood supply (poor circulation) is probably the most common reason why your feet fall asleep, although temporary nerve compression in the ankle or even near the knee can also lead to that pins and needles feeling.